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Finding the Third Proportional to 3,840 and 5,888

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Solution

The third proportional to 3,840 and 5,888 is: 9,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840 : 5,888 = 5,888 : x
  2. Step 2: Convert to fraction form
    3,840/5,888 = 5,888/x
  3. Step 3: Cross multiply
    3,840x = 5,888 × 5,888
  4. Step 4: Simplify right side
    3,840x = 34,668,544
  5. Step 5: Solve for x
    x = 34,668,544/3,840
  6. Step 6: Final answer
    x = 9,028.27

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.